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Finding the Fourth Proportional to 301,043.07, 450,898.38 and 123,009.93

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Solution

The fourth proportional to 301,043.07, 450,898.38 and 123,009.93 is: 184,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,043.07 : 450,898.38 = 123,009.93 : x
  2. Step 2: Convert to fraction form
    301,043.07/450,898.38 = 123,009.93/x
  3. Step 3: Cross multiply
    301,043.07x = 450,898.38 × 123,009.93
  4. Step 4: Simplify right side
    301,043.07x = 55,464,978,160.91
  5. Step 5: Solve for x
    x = 55,464,978,160.91/301,043.07
  6. Step 6: Final answer
    x = 184,242.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.